Assertion :Tube feet are characteristic organs of echinoderms. Reason: Tube feet plays an important role in reproduction.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.

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Assertion is correct but Reason is incorrect.

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Both Assertion and Reason are incorrect.

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Solution

The correct option is C Assertion is correct but Reason is incorrect.
Echinoderms are exclusively spiny-skinned marine animals. Echinoderms have a water-driven tube system that is used for locomotion, nutrition, predation, and gaseous exchange. Tube feet are not used for reproduction.
Some of the examples of echinoderms are sea star, sea urchin, etc.
Hence, the correct answer is option C.

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